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Implement pairing via GUI

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This commit is contained in:
Cameron Gutman
2018-07-05 23:12:55 -07:00
parent 1b1ad86271
commit 6687936e2f
9 changed files with 155 additions and 33 deletions
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56
app/backend/computermanager.cpp
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@@ -4,6 +4,7 @@
#include <QThread>
#include <QUdpSocket>
#include <QHostInfo>
#include <QThreadPool>
#define SER_HOSTS "hosts"
#define SER_NAME "hostname"
@@ -331,27 +332,54 @@ QVector<NvComputer*> ComputerManager::getComputers()
return QVector<NvComputer*>::fromList(m_KnownHosts.values());
}
void ComputerManager::deleteHost(NvComputer* computer)
class DeferredHostDeletionTask : public QRunnable
{
QWriteLocker lock(&m_Lock);
public:
DeferredHostDeletionTask(ComputerManager* cm, NvComputer* computer)
: m_Computer(computer),
m_ComputerManager(cm) {}
QThread* pollingThread = m_PollThreads[computer->uuid];
if (pollingThread != nullptr) {
pollingThread->requestInterruption();
void run()
{
QWriteLocker lock(&m_ComputerManager->m_Lock);
// We must wait here because we're going to delete computer
// and we can't do that out from underneath the poller.
pollingThread->wait();
QThread* pollingThread = m_ComputerManager->m_PollThreads[m_Computer->uuid];
if (pollingThread != nullptr) {
pollingThread->requestInterruption();
// The thread is safe to delete now
Q_ASSERT(pollingThread->isFinished());
delete pollingThread;
// We must wait here because we're going to delete computer
// and we can't do that out from underneath the poller.
pollingThread->wait();
// The thread is safe to delete now
Q_ASSERT(pollingThread->isFinished());
delete pollingThread;
}
m_ComputerManager->m_PollThreads.remove(m_Computer->uuid);
m_ComputerManager->m_KnownHosts.remove(m_Computer->uuid);
delete m_Computer;
}
m_PollThreads.remove(computer->uuid);
m_KnownHosts.remove(computer->uuid);
private:
NvComputer* m_Computer;
ComputerManager* m_ComputerManager;
};
delete computer;
void ComputerManager::deleteHost(NvComputer* computer)
{
// Punt to a worker thread to avoid stalling the
// UI while waiting for the polling thread to die
QThreadPool::globalInstance()->start(new DeferredHostDeletionTask(this, computer));
}
void ComputerManager::pairHost(NvComputer* computer, QString pin)
{
// Punt to a worker thread to avoid stalling the
// UI while waiting for pairing to complete
PendingPairingTask* pairing = new PendingPairingTask(this, computer, pin);
QThreadPool::globalInstance()->start(pairing);
}
void ComputerManager::stopPollingAsync()